Organisation of the human body overview Flashcards
6 levels of organisation in human body
Chemical Cellular Tissue Organ Organ system Organism
Description and example of chemical level
Building blocks of the body
e.g Atoms
Description and example of cellular level
Basic structural and functional unit of body
e.g Cardiac muscle cells
Description and example of tissue level
Group of cells working together to perform particular function
e.g Cardiac muscle
Description and example of organ
Structure composed of two or more tissues working together to perform a specific function
e.g Heart
Description and example of organ system
System consisting of related organs with a common function
e.g Circulatory system
Description and example of organism
All the parts of the body functioning
together to constitute a living
organism
e.g The individual
11 body systems
Integumentary Lymphatic Cardiovascular Urinary Skeletal Muscular Nervous Reproductive Endocrine Digestive Respiratory
Structures of integumentary system
Epidermis Dermis Hypodermis Sebaceous glands Nails Hair follicles Sweat glands Receptors
Structures of muscular system
Skeletal muscles -Axial muscles -Appendicular muscles Tendons Appeneuroses
Structures of skeletal system
Bones, cartilage, joints
Axial skeleton
Appendicular skeleton
Bone/bone marrow
Structures of nervous system
Central nervous system -Brain -Spinal cord Peripheral nervous system Special senses
Structures of endocrine system
Pineal gland Pituitary gland Thyroid gland Parathyroid gland Thymus Adrenal gland Kidneys Pancreas Gonads
Structures of lymphatic system
Lymph vessels/nodes/fluid
B and T cells
Spleen
Thymus
Structures of cardiovascular system
Heart
Blood vessels
Blood
Structure of respiratory system
Nasal cavity Paransal sinuses Pharynx Larynx Trachea Bronchi Lungs
Structures of digestive system
Oral cavity Salivary glands Pharynx Oesophagus Stomach Small intestine Large intestine and anus Liver Gall bladder Pancreas
Structures of urinary system
Kidneys
Ureter
Bladder
Urethra
Structure of reproductive system (male)
Testes Epididymis Ductus deferens Seminal glands Prostate gland Urethra External genitalia Penis Scrotum
Structure of reproductive system (female)
Ovaries Uterine tubes Uterus Vagina Mammary glands
4 different basic tissues
Connective
Muscular
Nervous
Epithelial
